Serrano, B. (2004). Bloc voting. Philippines Free Press.
Cita Chicago (17th ed.)Serrano, Butch. "Bloc Voting." Philippines Free Press 2004.
Cita MLA (9th ed.)Serrano, Butch. "Bloc Voting." Philippines Free Press, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.